Alert archive / New Jersey / Mercer County
Weather alerts in Mercer County, New Jersey, 2012
234 weather alerts in 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Mercer County and its neighbors
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Alerts
- 234
- Warnings
- 48
- Watches
- 38
- Advisories
- 57
- Busiest month
- July46 alerts
- Busiest day
- September 18, 20129 alerts
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 12, 6:45 AM EST | Areal Flood Advisory | PHI | 350 days |
| Jan 12, 1:19 PM EST | Coastal Flood Warning | PHI | 73 min |
| Jan 12, 9:27 PM EST | Wind Advisory | PHI | 20 hr |
| Jan 20, 3:46 AM EST | Winter Weather Advisory | PHI | 41 days |
| Jan 22, 3:15 AM EST | Freezing Rain Advisory | PHI | 30 hr |
| Jan 27, 2:15 PM EST | Wind Advisory | PHI | 6 hr |
| Feb 8, 12:12 PM EST | Winter Weather Advisory | PHI | 274 days |
| Feb 12, 7:22 PM EST | Special Weather Statement | PHI | 53 min |
| Feb 24, 3:40 AM EST | Wind Advisory | PHI | 42 hr |
| Mar 3, 6:12 AM EST | Dense Fog Advisory | PHI | 3 hr |
| Mar 3, 4:15 PM EST | Wind Advisory | PHI | 2 hr |
| Mar 6, 2:37 PM EST | Fire Weather Watch | PHI | 13 hr |
| Mar 7, 3:31 AM EST | Red Flag Warning | PHI | 12 hr |
| Mar 9, 12:58 AM EST | Special Weather Statement | PHI | 62 min |
| Mar 17, 12:16 AM EDT | Dense Fog Advisory | PHI | 11 hr |
| Mar 20, 2:02 AM EDT | Dense Fog Advisory | PHI | 8 hr |
| Mar 20, 9:23 PM EDT | Dense Fog Advisory | PHI | 13 hr |
| Mar 21, 8:02 PM EDT | Dense Fog Advisory | PHI | 14 hr |
| Mar 25, 3:28 PM EDT | Freeze Watch | PHI | 12 hr |
| Mar 26, 3:46 AM EDT | Freeze Warning | PHI | 29 hr |
| Mar 26, 12:31 PM EDT | Red Flag Warning | PHI | 27 hr |
| Mar 26, 3:21 PM EDT | Fire Weather Watch | PHI | 6 hr |
| Apr 2, 3:08 AM EDT | Frost Advisory | PHI | 29 hr |
| Apr 4, 11:00 AM EDT | Red Flag Warning | PHI | 9 hr |
| Apr 5, 7:51 AM EDT | Freeze Warning | PHI | 24 hr |
| Apr 5, 3:15 PM EDT | Fire Weather Watch | PHI | 11 hr |
| Apr 6, 2:40 AM EDT | Red Flag Warning | PHI | 17 hr |
| Apr 6, 8:11 AM EDT | Freeze Warning | PHI | 24 hr |
| Apr 6, 3:10 PM EDT | Fire Weather Watch | PHI | 13 hr |
| Apr 6, 7:56 PM EDT | Red Flag Warning | PHI | 24 hr |
| Apr 7, 3:49 AM EDT | Fire Weather Watch | PHI | 18 hr |
| Apr 7, 8:14 PM EDT | Red Flag Warning | PHI | 24 hr |
| Apr 8, 4:07 AM EDT | Fire Weather Watch | PHI | 16 hr |
| Apr 8, 8:01 PM EDT | Red Flag Warning | PHI | 24 hr |
| Apr 9, 4:03 AM EDT | Wind Advisory | PHI | 14 hr |
| Apr 9, 3:12 PM EDT | Fire Weather Watch | PHI | 13 hr |
| Apr 9, 8:04 PM EDT | Red Flag Warning | PHI | 24 hr |
| Apr 16, 3:47 PM EDT | Fire Weather Watch | PHI | 12 hr |
| Apr 17, 3:28 AM EDT | Red Flag Warning | PHI | 17 hr |
| Apr 21, 3:15 PM EDT | Flood Watch | PHI | 36 hr |
| Apr 21, 8:41 PM EDT | Special Weather Statement | PHI | 109 min |
| Apr 21, 9:38 PM EDT | Severe Thunderstorm Warning | PHI | 67 min |
| Apr 22, 3:45 AM EDT | Wind Advisory | PHI | 20 hr |
| Apr 22, 9:00 PM EDT | Areal Flood Advisory | PHI | 6 hr |
| Apr 27, 3:18 PM EDT | Frost Advisory | PHI | 17 hr |
| Apr 29, 9:43 AM EDT | Frost Advisory | PHI | 22 hr |
| May 15, 9:03 AM EDT | Special Weather Statement | PHI | 117 min |
| May 15, 10:51 AM EDT | Special Weather Statement | PHI | 114 min |
| May 16, 2:20 AM EDT | Special Weather Statement | PHI | 55 min |
| May 23, 2:58 PM EDT | Special Weather Statement | PHI | 62 min |
| May 24, 1:47 PM EDT | Severe Thunderstorm Warning | PHI | 43 min |
| May 24, 2:01 PM EDT | Areal Flood Advisory | PHI | 83 min |
| May 24, 2:08 PM EDT | Severe Thunderstorm Warning | PHI | 52 min |
| May 24, 2:21 PM EDT | Areal Flood Advisory | PHI | 97 min |
| May 24, 2:32 PM EDT | Severe Thunderstorm Warning | PHI | 29 min |
| May 24, 2:36 PM EDT | Severe Thunderstorm Warning | PHI | 54 min |
| May 26, 2:29 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 26, 3:40 PM EDT | Excessive Heat Watch | PHI | 23 hr |
| May 26, 6:04 PM EDT | Mesoscale Discussion | SPC | 56 min |
| May 26, 7:18 PM EDT | Areal Flood Advisory | PHI | 60 min |
| May 27, 3:01 PM EDT | Excessive Heat Warning | PHI | 52 hr |
| May 29, 2:13 PM EDT | Mesoscale Discussion | SPC | 62 min |
| May 29, 5:54 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 29, 6:46 PM EDT | Special Weather Statement | PHI | 89 min |
| May 29, 7:01 PM EDT | Mesoscale Discussion | SPC | 89 min |
| May 29, 7:34 PM EDT | Special Weather Statement | PHI | 56 min |
| Jun 1, 4:15 PM EDT | Flash Flood Watch | PHI | 11 hr |
| Jun 3, 1:32 PM EDT | Special Weather Statement | PHI | 118 min |
| Jun 3, 1:37 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 3, 2:47 PM EDT | Special Weather Statement | PHI | 118 min |
| Jun 3, 5:38 PM EDT | Special Weather Statement | PHI | 67 min |
| Jun 3, 7:20 PM EDT | Special Weather Statement | PHI | 85 min |
| Jun 18, 3:19 AM EDT | Excessive Heat Watch | PHI | 12 hr |
| Jun 18, 3:26 PM EDT | Excessive Heat Warning | PHI | 4 days |
| Jun 22, 12:18 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 1:41 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 22, 4:33 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 22, 5:48 PM EDT | Special Weather Statement | PHI | 57 min |
| Jun 22, 6:13 PM EDT | Special Weather Statement | PHI | 62 min |
| Jun 22, 6:16 PM EDT | Special Weather Statement | PHI | 119 min |
| Jun 22, 6:42 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Jun 22, 7:52 PM EDT | Flash Flood Warning | PHI | 73 min |
| Jun 25, 3:44 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 25, 6:21 AM EDT | Mesoscale Discussion | SPC | 24 min |
| Jun 25, 6:39 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 25, 7:05 AM EDT | Special Weather Statement | PHI | 55 min |
| Jun 25, 7:44 AM EDT | Special Weather Statement | PHI | 61 min |
| Jun 25, 7:46 AM EDT | Special Weather Statement | PHI | 59 min |
| Jun 25, 7:58 AM EDT | Severe Thunderstorm Warning | PHI | 47 min |
| Jun 25, 8:26 AM EDT | Areal Flood Advisory | PHI | 108 min |
| Jun 26, 3:42 PM EDT | Excessive Heat Watch | PHI | 36 hr |
| Jun 28, 3:59 AM EDT | Excessive Heat Warning | PHI | 4 days |
| Jun 29, 3:41 AM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 29, 4:34 AM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jun 29, 5:00 AM EDT | Severe Thunderstorm Warning | PHI | 75 min |
| Jul 1, 12:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Jul 1, 1:35 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 3:25 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 3, 3:47 AM EDT | Excessive Heat Watch | PHI | 12 hr |
| Jul 3, 3:28 PM EDT | Excessive Heat Warning | PHI | 5 days |
| Jul 4, 3:39 AM EDT | Excessive Heat Watch | PHI | 12 hr |
| Jul 4, 6:46 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Jul 4, 10:23 PM EDT | Special Weather Statement | PHI | 37 min |
| Jul 4, 11:14 PM EDT | Special Weather Statement | PHI | 46 min |
| Jul 5, 12:08 AM EDT | Special Weather Statement | PHI | 37 min |
| Jul 7, 11:19 AM EDT | Mesoscale Discussion | SPC | 86 min |
| Jul 7, 11:41 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 7, 5:43 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Jul 7, 5:57 PM EDT | Severe Thunderstorm Warning | PHI | 63 min |
| Jul 7, 6:14 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jul 7, 6:54 PM EDT | Severe Thunderstorm Warning | PHI | 46 min |
| Jul 14, 3:39 AM EDT | Excessive Heat Watch | PHI | 36 hr |
| Jul 15, 3:44 PM EDT | Excessive Heat Warning | PHI | 4 days |
| Jul 15, 4:01 PM EDT | Special Weather Statement | PHI | 59 min |
| Jul 15, 8:35 PM EDT | Special Weather Statement | PHI | 55 min |
| Jul 15, 9:21 PM EDT | Special Weather Statement | PHI | 54 min |
| Jul 15, 9:55 PM EDT | Severe Thunderstorm Warning | PHI | 80 min |
| Jul 18, 10:25 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 18, 12:41 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 18, 1:53 PM EDT | Special Weather Statement | PHI | 37 min |
| Jul 18, 3:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 18, 4:41 PM EDT | Special Weather Statement | PHI | 34 min |
| Jul 18, 4:53 PM EDT | Special Weather Statement | PHI | 22 min |
| Jul 18, 5:33 PM EDT | Special Weather Statement | PHI | 57 min |
| Jul 23, 1:24 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Jul 23, 5:56 PM EDT | Special Weather Statement | PHI | 64 min |
| Jul 25, 3:09 PM EDT | Excessive Heat Warning | PHI | 51 hr |
| Jul 26, 3:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 26, 3:57 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 26, 6:04 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Jul 26, 6:59 PM EDT | Severe Thunderstorm Warning | PHI | 76 min |
| Jul 26, 7:28 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Jul 28, 12:21 PM EDT | Special Weather Statement | PHI | 39 min |
| Jul 28, 12:26 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 28, 12:55 PM EDT | Severe Thunderstorm Warning | PHI | 48 min |
| Jul 28, 1:36 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 28, 4:18 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 28, 8:02 PM EDT | Areal Flood Advisory | PHI | 2 hr |
| Jul 28, 8:26 PM EDT | Areal Flood Advisory | PHI | 101 min |
| Jul 28, 8:38 PM EDT | Severe Thunderstorm Warning | PHI | 67 min |
| Jul 28, 9:24 PM EDT | Severe Thunderstorm Warning | PHI | 66 min |
| Aug 1, 2:27 PM EDT | Special Weather Statement | PHI | 63 min |
| Aug 1, 2:47 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| Aug 2, 2:58 PM EDT | Heat Advisory | PHI | 28 hr |
| Aug 3, 5:35 PM EDT | Special Weather Statement | PHI | 55 min |
| Aug 3, 5:42 PM EDT | Special Weather Statement | PHI | 63 min |
| Aug 3, 6:20 PM EDT | Areal Flood Advisory | PHI | 2 hr |
| Aug 3, 6:23 PM EDT | Severe Thunderstorm Warning | PHI | 43 min |
| Aug 4, 2:53 PM EDT | Special Weather Statement | PHI | 67 min |
| Aug 5, 2:49 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Aug 5, 3:36 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 5, 6:16 PM EDT | Severe Thunderstorm Warning | PHI | 74 min |
| Aug 5, 6:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 5, 9:48 PM EDT | Special Weather Statement | PHI | 57 min |
| Aug 8, 6:27 AM EDT | Dense Fog Advisory | PHI | 4 hr |
| Aug 9, 3:35 PM EDT | Special Weather Statement | PHI | 55 min |
| Aug 9, 4:33 PM EDT | Severe Thunderstorm Warning | PHI | 57 min |
| Aug 9, 4:57 PM EDT | Severe Thunderstorm Warning | PHI | 78 min |
| Aug 9, 5:06 PM EDT | Areal Flood Advisory | PHI | 3 hr |
| Aug 9, 5:08 PM EDT | Special Weather Statement | PHI | 2 hr |
| Aug 9, 5:26 PM EDT | Flash Flood Warning | PHI | 2 hr |
| Aug 10, 8:21 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 9:08 AM EDT | Areal Flood Advisory | PHI | 3 hr |
| Aug 10, 10:05 AM EDT | Special Weather Statement | PHI | 115 min |
| Aug 10, 10:33 AM EDT | Areal Flood Advisory | PHI | 4 hr |
| Aug 10, 12:10 PM EDT | Special Weather Statement | PHI | 80 min |
| Aug 11, 7:56 PM EDT | Special Weather Statement | PHI | 34 min |
| Aug 11, 8:26 PM EDT | Special Weather Statement | PHI | 34 min |
| Aug 11, 8:39 PM EDT | Areal Flood Advisory | PHI | 57 min |
| Aug 14, 9:44 AM EDT | Special Weather Statement | PHI | 91 min |
| Aug 15, 5:22 PM EDT | Severe Thunderstorm Warning | PHI | 38 min |
| Aug 15, 5:58 PM EDT | Special Weather Statement | PHI | 62 min |
| Aug 15, 6:19 PM EDT | Areal Flood Warning | PHI | 118 min |
| Aug 27, 10:34 AM EDT | Special Weather Statement | PHI | 26 min |
| Aug 27, 2:28 PM EDT | Areal Flood Advisory | PHI | 2 hr |
| Aug 27, 3:28 PM EDT | Areal Flood Advisory | PHI | 69 min |
| Sep 3, 3:00 PM EDT | Flash Flood Watch | PHI | 49 hr |
| Sep 4, 1:25 AM EDT | Areal Flood Advisory | PHI | 4 hr |
| Sep 4, 12:08 PM EDT | Areal Flood Warning | PHI | 4 hr |
| Sep 4, 1:47 PM EDT | Flash Flood Warning | PHI | 3 hr |
| Sep 4, 2:22 PM EDT | Areal Flood Advisory | PHI | 4 hr |
| Sep 4, 7:15 PM EDT | Special Weather Statement | PHI | 60 min |
| Sep 8, 12:15 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Sep 8, 2:12 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Sep 8, 3:45 PM EDT | Severe Thunderstorm Warning | PHI | 60 min |
| Sep 8, 4:07 PM EDT | Special Weather Statement | PHI | 83 min |
| Sep 8, 4:22 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Sep 8, 4:29 PM EDT | Severe Thunderstorm Warning | PHI | 61 min |
| Sep 8, 5:30 PM EDT | Special Weather Statement | PHI | 90 min |
| Sep 17, 2:54 PM EDT | Wind Advisory | PHI | 30 hr |
| Sep 18, 11:14 AM EDT | Mesoscale Discussion | SPC | 91 min |
| Sep 18, 11:19 AM EDT | Mesoscale Discussion | SPC | 86 min |
| Sep 18, 12:10 PM EDT | Tornado Watch | SPC | 9 hr |
| Sep 18, 1:56 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Sep 18, 4:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Sep 18, 6:00 PM EDT | Severe Thunderstorm Warning | PHI | 60 min |
| Sep 18, 6:06 PM EDT | Areal Flood Advisory | PHI | 54 min |
| Sep 18, 6:08 PM EDT | Mesoscale Discussion | SPC | 67 min |
| Sep 18, 6:54 PM EDT | Areal Flood Advisory | PHI | 111 min |
| Sep 22, 3:09 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 22, 8:28 PM EDT | Special Weather Statement | PHI | 92 min |
| Sep 28, 7:23 PM EDT | Special Weather Statement | PHI | 52 min |
| Sep 28, 11:39 PM EDT | Special Weather Statement | PHI | 66 min |
| Oct 3, 12:26 AM EDT | Dense Fog Advisory | PHI | 10 hr |
| Oct 12, 2:40 PM EDT | Frost Advisory | PHI | 17 hr |
| Oct 15, 4:48 PM EDT | Special Weather Statement | PHI | 87 min |
| Oct 27, 4:51 AM EDT | Flood Watch | PHI | 71 hr |
| Oct 27, 5:05 AM EDT | High Wind Watch | PHI | 24 hr |
| Oct 27, 6:47 AM EDT | Coastal Flood Watch | PHI | 23 hr |
| Oct 27, 5:08 PM EDT | Coastal Flood Warning | PHI | 64 hr |
| Oct 28, 4:35 AM EDT | High Wind Warning | PHI | 52 hr |
| Oct 29, 4:28 PM EDT | Special Weather Statement | PHI | 2 hr |
| Oct 30, 12:48 AM EDT | Areal Flood Advisory | PHI | 6 hr |
| Oct 30, 6:03 AM EDT | Coastal Flood Advisory | PHI | 20 hr |
| Oct 30, 8:48 AM EDT | Wind Advisory | PHI | 3 hr |
| Nov 5, 3:20 PM EST | High Wind Watch | PHI | 24 hr |
| Nov 6, 3:41 PM EST | Wind Advisory | PHI | 27 hr |
| Nov 7, 12:55 PM EST | Mesoscale Discussion | SPC | 3 hr |
| Nov 12, 2:42 AM EST | Dense Fog Advisory | PHI | 7 hr |
| Nov 13, 2:36 AM EST | Special Weather Statement | PHI | 84 min |
| Nov 13, 3:16 AM EST | Special Weather Statement | PHI | 89 min |
| Nov 23, 5:16 AM EST | Dense Fog Advisory | PHI | 3 hr |
| Dec 1, 7:09 PM EST | Dense Fog Advisory | PHI | 14 hr |
| Dec 9, 7:23 PM EST | Dense Fog Advisory | PHI | 14 hr |
| Dec 17, 3:27 PM EST | Dense Fog Advisory | PHI | 12 hr |
| Dec 18, 1:40 PM EST | Special Weather Statement | PHI | 65 min |
| Dec 18, 2:48 PM EST | Special Weather Statement | PHI | 57 min |
| Dec 20, 9:11 PM EST | Wind Advisory | PHI | 12 hr |
| Dec 21, 3:16 PM EST | Wind Advisory | PHI | 27 hr |
| Dec 25, 3:03 PM EST | Flood Watch | PHI | 36 hr |
| Dec 26, 7:55 PM EST | Areal Flood Advisory | PHI | 6 hr |
| Dec 26, 9:10 PM EST | Areal Flood Advisory | PHI | 4 hr |
| Dec 28, 3:49 AM EST | Winter Weather Advisory | PHI | 39 hr |
| Dec 30, 9:53 AM EST | Wind Advisory | PHI | 6 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 22 |
| Severe Thunderstorm Watch | 14 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 34 |
| Special Weather Statement | 57 |
| Flooding | |
| Areal Flood Warning | 2 |
| Flash Flood Warning | 3 |
| Flash Flood Watch | 2 |
| Flood Watch | 3 |
| Areal Flood Advisory | 23 |
| Winter | |
| Freezing Rain Advisory | 1 |
| Winter Weather Advisory | 3 |
| Heat | |
| Excessive Heat Warning | 6 |
| Excessive Heat Watch | 6 |
| Heat Advisory | 1 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 1 |
| Frost Advisory | 4 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 2 |
| Wind Advisory | 12 |
| Fire | |
| Red Flag Warning | 9 |
| Fire Weather Watch | 8 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
| Coast and beach | |
| Coastal Flood Warning | 2 |
| Coastal Flood Watch | 1 |
| Coastal Flood Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20112013
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.